| details |
Late Ordovician |
|
Missouri |
Miller,M.A. Paniculaferum missouriensis, gen.et sp.nov., a new Upper Ordovician acritarch from Missouri, USA. |
1991 |
| details |
Nd |
|
Nd |
Cashman,P.B. Lower Devonian chitinozoan Juveniles: Oldest fossil evidence of a Juvenile Stage in Protists, with an interpretation of their Ontogeny and relationship to all Ogromiid Foraminifera |
1991 |
| details |
Middle Ordovician |
Late Ordovician |
Worldwide |
Achab,A. Biogeography of Ordovician chitinozoa. (In: Advances in Ordovician Geology. C.R.Barnes and S.H.Williams, editors) |
1991 |
| details |
Late Chazyan |
Blackriveran |
Oklahoma |
Derby,J.R. et al. Biostratigraphy of the Timbered Hills, Arbuckle and Simpson Groups, Cambrian and Ordovician, Oklahoma; A review of correlation tools and techniques available to the explorationist. (In: Late Cambrian Ordovician Geology of the Southern Midcontinent, 1989 Symposium. K.S. Johnson, editor) |
1991 |
| details |
Late Ordovician |
|
Libya |
Grignani,D. et al. Palaeozoic and Mesozoic subsurface palynostratigraphy in the Al Kufrah Basin, Libya. (In: The Geology of Libya. M.J.Salem et al, editors) |
1991 |
| details |
Permian |
Triassic |
Israel |
Zaslavski,N. et al. Recycled chitinozoans and Graptolites in the Israeli Permo-Triassic and their paleogeographical implications; preliminary results |
1992 |
| details |
Llanvirnian |
Llandeilian |
Wales |
Young,T.P. Discussion of a revision of the age of the Hen-dy-capel Ooidal Ironstone, (Ordovician), Llanenga, North Wales. (T.P.Young and Reply T.P.Young) |
1993 |
| details |
Middle Arenigian |
Ashgillian |
Morocco |
Soufiane,A. et al. Chitinozoa assemblages from the Ordovician Tadla Basin, Morocco. |
1993 |
| details |
Arenigian |
Ashgillian |
Baltic |
Nolvak,J. et al. Ordovician chitinozoan zones from Baltoscandia |
1993 |
| details |
Arenigian |
Ashgillian |
Scandinavia |
Nolvak,J. et al. Ordovician chitinozoan zones from Baltoscandia |
1993 |
| details |
Late Idavere |
Pirgu |
Norway |
Grahn,Y. et al. Caradocian and Ashgillian chitinozoan biostratigraphy of the Oslo Asker and Ringerike Districts, Oslo Region, Norway. |
1994 |
| details |
Late Ashgillian |
Early Silurian |
South Africa |
Theron,J.N. The Ordovician System in South Africa, correlation chart and explanatory notes. |
1994 |
| details |
Rawtheyan |
|
Saudi Arabia |
Al-Hajri,S. Biostratigraphy of the Ordovician chitinozoa of Northwestern Saudi Arabia. (In: Palaeozoic Palynostratigraphy of the Kingdom of Saudi Arabia. B.Owens et al, editors) |
1995 |
| details |
Late Caradocian |
|
Algeria |
Oulebsir,L. et al. Ordovician chitinozoa from Algeria: Biostratigraphy and paleogeography |
1995 |
| details |
Late Llanvirnian |
Ashgillian |
Canada(Arctic) |
Achab,A. et al. Ordovician chitinozoans from the Arctic Platform and the Franklinian Miogeosyncline in northern Canada |
1995 |
| details |
Late Visean |
Thuringian |
Israel |
Zaslavskaya,N.M. et al. Recycled lower Paleozoic microfossils (Chitinozoa) in the Carboniferous of Sinai (Egypt) and Permo-Triassic of the Negev (Israel): Paleogeographic considerations. |
1995 |
| details |
Late Visean |
Thuringian |
Egypt(Sinai) |
Zaslavskaya,N.M. et al. Recycled lower Paleozoic microfossils (Chitinozoa) in the Carboniferous of Sinai (Egypt) and Permo-Triassic of the Negev (Israel): Paleogeographic considerations. |
1995 |